Answer:
Equation:
or 
Solution:
Step-by-step explanation:
The formula that is used to calculate the perimeter of a square is:

Where "s" is the side lenght the square.
Knowing that Xin used 20 yards of fencing to build the walls of a square chicken coop (in which the lenght in yards of each wall is represented with "x"), you can identify that:

Then, you can susbtitute values into the formula
:
Finally, you must solve for "x" in order to find its value.
This is:

Answer: Their actual volume in millions is 207×10⁹.
Step-by-step explanation:
Since we have given that
A certain corporation listed their sales in 100s as 20700
We need to find their actual volume in millions,
According to question,
In 100s, their volume = 2070000
In 100000, their volume is given by

Hence, their actual volume in millions is 207×10⁹.
An independent variable is the variable that can be changed whilst the dependant variable cannot be changed to keep a fair test ✅
The answer is D because if you continue the pattern the bottom number would have to be 8 and the top would have to be 7!!
83.800 ÷ 1.479 = 56.65 ≈ 56.7 litres of diesel Steve buyed ;